blocking = True):
for x in xrange(retry):
+ # display command actually invoked when debug is turned on
+ message = " ".join( [ "'{}'".format(arg) for arg in args ] )
+ log("sshfuncs: invoking {}".format(message), logging.DEBUG)
# connects to the remote host and starts a remote connection
proc = subprocess.Popen(args,
env = env,